Over a month after being hospitalized, Pope Francis is showing slight improvement as he requires less oxygen flow.

Pope Francis was showing a "gradual, mild improvement" on his 23rd consecutive day in the hospital for treatment of double ...

"I wanted to create a hygienic covering to help protect the prongs of a nasal cannula," said an inventor, from Hemet, Calif., ...

To overcome this issue, Ms Tan applied what she learnt from her 10 years working in Calgary, Canada, where plastic cannulas – thin tubes inserted into the body – are used for dialysis.